Added basic structure and post_to_chat() function

.gitignore

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+.idea
+/target
+Cargo.lock

Cargo.toml

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+[package]
+name = "mcpi"
+version = "0.1.0"
+authors = ["blackfur <64478051+theblackfurguy@users.noreply.github.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

src/lib.rs

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+use std::io::prelude::*;
+use std::net::TcpStream;
+use std::io::{Result as IoResult, Error};
+
+#[cfg(test)]
+mod tests {
+    use crate::create;
+
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+        let mut mc = create("localhost:4711");
+        mc.post_to_chat("Test");
+    }
+}
+
+pub struct Minecraft {
+    conn:Connection
+}
+
+struct Connection {
+    stream:TcpStream
+}
+
+struct Vec3 {
+    x:i32,
+    y:i32,
+    z:i32
+}
+
+impl Connection {
+    pub fn send(&mut self, msg:&str) {
+        self.stream.write(&format!("{}\n",msg).as_bytes());
+    }
+}
+
+impl Minecraft {
+    pub fn post_to_chat(&mut self, msg:&str) {
+        self.conn.send(&format!("chat.post({})", msg));
+    }
+}
+
+pub fn create(adress:&str) -> Minecraft {
+    let mut stream = TcpStream::connect(adress);
+    match stream {
+        Ok(_) => {}
+        Err(e) => {
+            panic!(e)
+        }
+    }
+    Minecraft {
+        conn: Connection {
+            stream: stream.unwrap()
+        }
+    }
+}